1.Patch your game to the latest i think its 1.7
2.Download only the "Call of Duty 4 v1.7 [MULTI] No-DVD/Fixed EXE" from this site http://m0001.gamecopyworld.com/games/pc_call_of_duty_4.shtml and overwrite the existing one.(back up the original .exe for future updates)
2.Follow this link http://www.game-monitor.com/search.php?search=crack&vars=&game=cod4
3.Choose only those servers that are near to this country to avoid latency problem. Take down note their IP's and Port then add it into your in game favorite servers. thats it and you're ready to pawn some noobs.

we hope you can provide your own xfire account thus we can communicate with you during playing time.